Festo SMEO-1-LED-24-K5-B proximity sensor. It is a magnetic reed sensor used for position detection in automation systems.
Part Number: 151672
Operating Voltage: 12 to 27 V DC/AC
Output Current: 1 A (27 W max)
Protection: IP67 rated, offering protection against dust and water immersion
Features: Includes an LED indicator for switching status visibility and uses a 5m cable connection